2021 High quality Fluorescent Whitener - Optical Brightener OB-1 – Subang

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Our merchandise are commonly identified and dependable by end users and will meet continually altering financial and social desires for Clariant Hostalux Ob-1, Fluorescent Whitening Agent FP-127, Optical Brightener 363, We just not only deliver the high-quality to our customers, but far more even important is our greatest service along with the competitive price tag.
2021 High quality Fluorescent Whitener - Optical Brightener OB-1 – Subang Detail:

Structural formula

1

Product Name: Optical brightener OB-1

Chemical Name: 2,2′-(1,2-ethenediyl)bis(4,1-phenylene)bisbenzoxazole

C.I.:393

CAS NO.:1533-45-5

Specifications

Appearance: Bright yellowish green crystal powder

molecular weight: 414

Molecular formula: C28H18N2O2

Melting point: 350-355℃

Maximum absorption wavelength: 374nm

Maximum emission wavelength: 434nm

Properties

Optical brightener OB-1 is crystallized substance, has strong fluorescence. It is odorless, hard to dissolve in water.

It can be used for whitening polyesters, nylon fibre and various plastics such as PET, PP, PC, PS, PE, PVC, etc.

Application

1.Suitable for whitening of fibers such as polyester, nylon and polypropylene.

2.Suitable for whitening and brightening of Polypropylene plastic, ABS, EVA, polystyrene and polycarbonate etc.

3.Suitable for addition in the conventional polymerization of polyester and nylon.

Method

Reference usage:

1  Rigid PVC:

Whitening: 0.01-0.06%(10g-60g/100kg material)

Transparent:0.0001-0.001%(0.1g-1g/100kg material)

2  PS:

Whitening: 0.01-0.05%(10g-50g/100kg material)

Transparent: 0.0001-0.001%(0.1g-1g/100kg material)

3  PVC:

Whitening: 10g-50g/100kg material

Transparent: 0.1g-1g/100kg material

Package

25kg fiber drum,with PE bag inside or as customer’s request.

Storage

Store at cool and dry place.


Product detail pictures:

2021 High quality Fluorescent Whitener - Optical Brightener OB-1 – Subang detail pictures

2021 High quality Fluorescent Whitener - Optical Brightener OB-1 – Subang detail pictures


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We not only will try our greatest to offer you excellent services to just about every client, but also are ready to receive any suggestion offered by our buyers for 2021 High quality Fluorescent Whitener - Optical Brightener OB-1 – Subang , The product will supply to all over the world, such as: Jordan, Singapore, Greenland, "Good quality and reasonable price" are our business principles. If you are interested in our products or have any questions, please feel free to contact us. We hope to establish cooperative relationships with you in the near future.
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